| life satisfaction |
A sense of well-being and may be assessed in terms of mood, satisfaction with relations with others and with achieved goals, self-concepts, and self-perceived ability to cope with daily life.
출처: www.people.vcu.edu/~swharkin/swhpages/glossary.htm
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| life extension |
A term used to describe capital expenses which reduce operating and maintenance costs associated with continued operation of electric utility boilers. Such boilers usually have a 40 year operating life under normal circumstances.
출처: www.neo.state.ne.us/statshtml/glossaryl.htm
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| lifetime |
The lifetime of a greenhouse gas refers to the approximate amount of time it would take for the anthropogenic increment to an atmospheric pollutant concentration to return to its natural level (assuming emissions cease) as a result of either being converted to another chemical compound or being taken out of the atmosphere via a sink. This time depends on the pollutant's sources and sinks as well as its reactivity. ...
출처: www.natsource.com/markets/index.asp
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| life |
The period during which a system is capable of operating above a specified performance level.
출처: www.kyocerasolar.com/learn/glossary.html
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| life cycle |
A generic term covering all phases of acquisition, operation, and logistics support of an item, beginning with concept definition and continuing through disposal of the item.
출처: sparc.airtime.co.uk/users/wysywig/gloss.htm
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